<template>
<div>
   <!-- 面包屑导航区 -->
   <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>商品管理</el-breadcrumb-item>
      <el-breadcrumb-item>商品列表</el-breadcrumb-item>
   </el-breadcrumb>
<!--   卡片视图区-->
   <el-card>
     <el-row :gutter="20">
        <el-col :span="8">
           <el-input placeholder="请输入内容" v-model="queryInfo.query" clearable @clear="getGoodsList">
              <el-button slot="append" icon="el-icon-search" @click="getGoodsList"></el-button>
           </el-input>
        </el-col>
        <el-col :span="4">
           <el-button type="primary" @click="goAddpage">添加商品 </el-button>
        </el-col>
     </el-row>
<!--      表单区-->
      <el-table :data="goodslist" border stripe>
       <el-table-column type="index" > </el-table-column>
       <el-table-column label="商品名称" prop="goods_name"> </el-table-column>
       <el-table-column label="商品价格(元)" prop="goods_price" width="95px"> </el-table-column>
       <el-table-column label="商品重量" prop="goods_weight" width="70px"> </el-table-column>
       <el-table-column label="创建时间" prop="add_time" width="140px">
        <template slot-scope="scope">
          {{scope.row.add_time | dateFormat}}
        </template>
       </el-table-column>
       <el-table-column label="操作" width="130px">
        <template slot-scope="scope">
           <el-button type="primary" size="mini" icon="el-icon-edit"> </el-button>
           <el-button type="danger"  size="mini" icon="el-icon-delete" @click="removeById(scope.row.goods_id)"> </el-button>
        </template>
       </el-table-column>
      </el-table>
<!--      分页区域-->
      <el-pagination
         @size-change="handleSizeChange"
         @current-change="handleCurrentChange"
         :current-page="queryInfo.pagenum"
         :page-sizes="[5, 10, 15, 20]"
         :page-size="queryInfo.pagesize"
         layout="total, sizes, prev, pager, next, jumper"
         :total="total" background>
      </el-pagination>
   </el-card>
</div>
</template>

<script>
export default {
   data(){
      return {
         queryInfo:{
            query:'',
            pagenum:1,
            pagesize:10
         },
         goodslist:[],  //商品列表数据
         total: 0,   //总数据条数
      }
   },
   created() {
      this.getGoodsList()
   },
   methods:{
      // 根据分页获取相应的获取列表
      async getGoodsList(){
         const {data:res } = await this.$http.get('goods',{params:this.queryInfo})
         if (res.meta.status !== 200 ){
            return this.$message.error('获取商品列表失败！')
         }
         console.log(res.data)
         this.$message.success('获取商品列表成功！')
         this.goodslist = res.data.goods
         this.total = res.data.total
      },

      handleSizeChange(newSize){
         this.queryInfo.pagesize = newSize
         this.getGoodsList()
      },
      handleCurrentChange(newPage){
         this.queryInfo.pagenum = newPage
         this.getGoodsList()
      },
      // 删除按钮
       async removeById(id){
         const confrimResult =await this.$confirm('此操作将永久删除该商品, 是否继续?', '提示', {
            confirmButtonText: '确定',
            cancelButtonText: '取消',
            type: 'warning'
         }).catch(err => err)
          if (confrimResult !== 'confirm'){
             return this.$message.info('已经取消删除！')
          }
          const {data:res} = await this.$http.delete(`goods/${id}`)
          if (res.meta.status !==200 ){
             return this.$message.error('删除失败！')
          }
          this.$message.success('删除成功')
          this.getGoodsList()
      },
      // 添加商品
      goAddpage(){
         this.$router.push('/goods/add')
      }
   }
}
</script>

<style lang="less" scoped>

</style>
